Siemens 7SC80 - Sectionalizer

Sectionalizer
Setting Ranges / Increments
Sec. Cold Load Pickup
for Ι
Nom
= 1 A
0.04A to 5.00 A Increments
0.01 A
for Ι
Nom
= 5 A
0.20 A to 25.00 A
Sec. Cold Load Pickup Time Delay 0.00 s to 360.00 s
Sec. Cold Load Drop-out
for Ι
Nom
= 1 A
0.04 A to 5.00 A Increments
0.01 A
for Ι
Nom
= 5 A
0.20 A to 25.00 A
Sec. Cold Load Drop-out Time Delay 0.00 s to 360.00 s Increments
0.01 s
Open Sec. Counter 1 to 20 Increments 1
Minimum Phase Current 0.04 A to 30.00 A or ∞ (disabled) Increments
0.01 A
0.20 A to 150.00 A or ∞ (disabled)
Minimum Neutral Current 0.04 A to 30.00 A or ∞ (disabled) Increments
0.01 A
0.20 A to 150.00 A or ∞ (disabled)
Minimum Phase During Cold Load 0.04 A to 30.00 A or ∞ (disabled) Increments
0.01 A
0.20 A to 150.00 A or ∞ (disabled)
Minimum Neutral During Cold Load 0.04 A to 30.00 A or ∞ (disabled) Increments
0.01 A
0.20 A to 150.00 A or ∞ (disabled)
Time to confirm trip 0.01 s to 30.00 s Increments
0.01 s
Time to open command 0.00 s to 360.00 s Increments
0.01 s
Time to reset after last increase 0.00 s to 360.00 s Increments
0.01 s
Times
Sec. picked up for setting value x 1.2
approx. 45 ms
Sec. open for setting value x 1.2 approx. 45 ms
Sec. Dyn set. for setting value x 1.2 approx. 45 ms
Dropout Ratio
Dropout ratio
approx. 0.95 for Ι/Ι
Nom
≥ 0.3
Tolerances
Current
for Ι
Nom
= 1 A
3 % of setting value, or 15 mA
for Ι
Nom
= 5 A
3 % of setting value, or 75 mA
Times 1 % or 10 ms
Cold-Load-Pickup Tolerances
Current
for Ι
Nom
= 1 A
3 % of setting value, or 15 mA
for Ι
Nom
= 5 A
3 % of setting value, or 75 mA
Times 1 % or 20 ms
4.17
Technical Data
4.17 Sectionalizer
554 SIPROTEC Compact, 7SC80, Manual
E50417-G1140-C486-A8, Edition 07.2017